CK-12 Foundation
Ck 12: Elem Math: Representing Numbers in Expanded Form I
[Free Registration/Login may be required to access all resource tools.] The interactive PLIX tool allows students to drag and drop base blocks (1, 10, 100) to find the total area of an irregular figure. The video shows an example of a...
Thomas Jefferson National Accelerator Facility
Jefferson Lab: Place Value Game
This interactive math game lets you create the largest number possible as the computer gives you numbers.
ClassFlow
Class Flow: Do You Know My Place?
[Free Registration/Login Required] This flipchart reviews the concepts of place value to the hundreds place. Students can play the magic numbers game to reveal hidden numbers and create visual representations using the hundreds, tens and...
San Diego State University
Lesson Plan: Place Value Card Game
Using a deck of cards this lesson plan has students arrange the cards they draw to make the largest (or smallest) number possible. This activity helps demonstrate the positional property of the numeration system we use.
Purple Math
Purplemath: Place Value: Concepts
Explains and illustrates the thinking behind the concept of place value.
Alabama Learning Exchange
Alex: Souper Scooper
This hands-on, inquiry based lesson is an extension of the AMSTI Science Module, Solids and Liquids. Students use nonstandard units to measure beans in a soup mix. Students predict how many beans will be in a scoop. Students group beans...
NumberNut
Number Nut: Numbers and Counting: Counting to 50
Did you know that counting and all numbers are based on tens and that everything starts over when you hit a number with a "0" in the ones column? This lesson provides strategies and pattterns for counting to fifty and includes two...